OHK
| Acronym | Definition |
|---|---|
| OHK | One Hit Kill (band) |
| OHK | Oxfam Hong Kong (est. 1976; Hong Kong) |
| OHK | Oostendse Hobby Klubs (Dutch: Osten Hobby Clubs; Belgium) |
| OHK | Okresni Hospodarska Komora (Czech: District Chamber of Commerce; Czech Republic) |
| OHK | Oral Health Kansas |
| OHK | One Hard Krank (New York State hard rock band) |
| OHK | One-Hop Knowledge |